作业帮 > 英语 > 作业

Mr Smith works with a chemical company,but he_ for the indus

来源:学生作业帮 编辑:神马作文网作业帮 分类:英语作业 时间:2024/09/25 09:29:35
Mr Smith works with a chemical company,but he_ for the industrial fair,since he is on leave.
Mr Smith works with a chemical company,but he ______ for the industrial fair,since he is on leave.
A.has worked
B.works
C.has been working
D.is working
这句话怎么翻译啊?
Mr Smith works with a chemical company,but he_ for the indus
C
史密斯先生现在在一家化学企业工作,但是在他离开之前,他一直都在位工业博览会工作.
过去完成进行时.
以前一直在做.